html
{/*填满页面*/
    height: 100%;
}
body
{
    /*body内的背景动画设置以及布局*/
    background: linear-gradient(135deg, #9c88ff, #3cadeb, #0086b3, #9c88ff, #0077aa,#0086b3,#9c88ff) no-repeat center;
    background-size: 600%;
    -webkit-animation: myMove 15s ease-in-out infinite;
    justify-content: center;
    display: flex;
}
@keyframes myMove {
    0% {
        background-position: 0% 0%; }
    25% {
        background-position: 50% 100%; }
    50% {
        background-position: 100% 0%; }
    100%{
        background-position: 0% 0%;
    }
}
/*大盒子布局*/
#all
{
    position: relative;
    top: 100px;
    width: 1100px;
    height: 550px;
    /*阴影*/
    box-shadow: 0px 5px 15px rgba(0,0,0,0.8);
    display: flex;

}
#left
{
    width: 800px;
    background-image:url("../image/part1/paint1.webp");
    background-size: cover;
}
#right
{
    width: 300px;
    padding: 0px;
    margin: 0px;
    background-color: white;
    text-align: center;
}
#right h1
{
    margin-top: 10px;
    color: #0086b3;
    font-size: 30px;
}
#btLogin
{
    font-size: 34px;
    text-align: center;
    margin: 35px 70px;
    width: 170px;
    height: 50px;
    color: white;
    border-radius: 20px;
    background-color: #0086b3;
    transition: background-color 0.5s ease-in-out;
}
#btLogin:hover
{
    background-color:#3cadeb;
}
.input
{
    margin: 42px 0px;
    outline: none;
    border: 0;
    width: 220px;
    border-bottom: 3.5px solid #0086b3;
    font: 900 16px '';
}
